/*
* Data Hub Service (DHuS) - For Space data distribution.
* Copyright (C) 2013,2014,2015 GAEL Systems
*
* This file is part of DHuS software sources.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package fr.gael.dhus.olingo.v1.entityset;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.apache.olingo.odata2.api.edm.EdmMultiplicity;
import org.apache.olingo.odata2.api.edm.EdmSimpleTypeKind;
import org.apache.olingo.odata2.api.edm.EdmTargetPath;
import org.apache.olingo.odata2.api.edm.FullQualifiedName;
import org.apache.olingo.odata2.api.edm.provider.Association;
import org.apache.olingo.odata2.api.edm.provider.AssociationEnd;
import org.apache.olingo.odata2.api.edm.provider.AssociationSet;
import org.apache.olingo.odata2.api.edm.provider.AssociationSetEnd;
import org.apache.olingo.odata2.api.edm.provider.CustomizableFeedMappings;
import org.apache.olingo.odata2.api.edm.provider.EntityType;
import org.apache.olingo.odata2.api.edm.provider.Facets;
import org.apache.olingo.odata2.api.edm.provider.Key;
import org.apache.olingo.odata2.api.edm.provider.NavigationProperty;
import org.apache.olingo.odata2.api.edm.provider.Property;
import org.apache.olingo.odata2.api.edm.provider.PropertyRef;
import org.apache.olingo.odata2.api.edm.provider.SimpleProperty;
import org.apache.olingo.odata2.api.uri.KeyPredicate;
import fr.gael.dhus.database.object.User;
import fr.gael.dhus.olingo.Security;
import fr.gael.dhus.olingo.v1.Expander;
import fr.gael.dhus.olingo.v1.Model;
import fr.gael.dhus.olingo.v1.entity.AbstractEntity;
import fr.gael.dhus.olingo.v1.entity.Collection;
import fr.gael.dhus.olingo.v1.map.impl.CollectionMap;
import fr.gael.dhus.service.CollectionService;
import fr.gael.dhus.spring.context.ApplicationContextProvider;
public class CollectionEntitySet extends AbstractEntitySet<Collection>
{
private static final Logger LOGGER = LogManager.getLogger (CollectionEntitySet.class);
private static final CollectionService COLLECTION_SERVICE =
ApplicationContextProvider.getBean(CollectionService.class);
public static final String ENTITY_NAME = "Collection";
// Entity keys
public static final String UUID = "UUID";
public static final String NAME = "Name";
public static final String DESCRIPTION = "Description";
public static final FullQualifiedName ASSO_COLLECTION_PRODUCT =
new FullQualifiedName(Model.NAMESPACE, "Collection_Product");
// many
public static final String ROLE_COLLECTION_PRODUCTS = "Collection_Products";
// many
public static final String ROLE_PRODUCT_COLLECTIONS = "Product_Collections";
@Override
public String getEntityName ()
{
return ENTITY_NAME;
}
@Override
public EntityType getEntityType ()
{
List<Property> properties = new ArrayList<>();
properties.add (new SimpleProperty ()
.setName (NAME)
.setType (EdmSimpleTypeKind.String)
.setFacets (new Facets ().setNullable (false))
.setCustomizableFeedMappings (
new CustomizableFeedMappings ()
.setFcTargetPath (EdmTargetPath.SYNDICATION_TITLE)));
properties.add (new SimpleProperty ().setName (DESCRIPTION).setType (
EdmSimpleTypeKind.String));
// Navigation Properties
List<NavigationProperty> navigationProperties =
Collections.singletonList(new NavigationProperty()
.setName(Model.PRODUCT.getName())
.setRelationship(ASSO_COLLECTION_PRODUCT)
.setFromRole(ROLE_PRODUCT_COLLECTIONS)
.setToRole(ROLE_COLLECTION_PRODUCTS));
// Key
Key key =
new Key ().setKeys (Collections.singletonList (new PropertyRef ()
.setName (NAME)));
return new EntityType ().setName (ENTITY_NAME).setProperties (properties)
.setKey (key).setNavigationProperties (navigationProperties);
}
@Override
public List<AssociationSet> getAssociationSets ()
{
return Collections.singletonList(new AssociationSet()
.setName (ASSO_COLLECTION_PRODUCT.getName ())
.setAssociation (ASSO_COLLECTION_PRODUCT)
.setEnd1 (
new AssociationSetEnd ().setRole (ROLE_PRODUCT_COLLECTIONS)
.setEntitySet (getName ()))
.setEnd2 (
new AssociationSetEnd ().setRole (ROLE_COLLECTION_PRODUCTS)
.setEntitySet(Model.PRODUCT.getName())));
}
@Override
public List<Association> getAssociations ()
{
return Collections.singletonList(new Association()
.setName (ASSO_COLLECTION_PRODUCT.getName ())
.setEnd1 (
new AssociationEnd ()
.setType(Model.PRODUCT.getFullQualifiedName())
.setRole (ROLE_COLLECTION_PRODUCTS)
.setMultiplicity (EdmMultiplicity.MANY))
.setEnd2 (
new AssociationEnd ().setType (getFullQualifiedName ())
.setRole (ROLE_PRODUCT_COLLECTIONS)
.setMultiplicity (EdmMultiplicity.MANY)));
}
@Override
public int count ()
{
User u = Security.getCurrentUser();
return COLLECTION_SERVICE.countAuthorizedCollections(u);
}
@Override
public Map getEntities()
{
return new CollectionMap();
}
@Override
public AbstractEntity getEntity(KeyPredicate kp)
{
return new CollectionMap().get(kp.getLiteral());
}
@Override
public List<String> getExpandableNavLinkNames()
{
return Collections.singletonList("Products");
}
@Override
public List<Map<String, Object>> expand(String navlink_name, String self_url,
Map<?, AbstractEntity> entities, Map<String, Object> key)
{
return Expander.expandFeedSingletonKey(navlink_name, self_url, entities, key, CollectionEntitySet.NAME);
}
}